Slideshow Playback Setting
In this screen, you can specify playback slide show settings with the items below.

Slideshow Interval
Select how long single photos are displayed from 3 sec., 5 sec., 7 sec., or 10 sec.

Slideshow Target
Use this setting to specify whether to include in the slide show additional photos in subfolders currently used for the slide show. To do so, select the "Playback including slideshows in subfolder" check box.
Hint
When you select the "Playback including slideshows in subfolder" check box, only the photos in the source folder and first level subfolder are included in the slide show. Lower level subfolder photos are not included.